IOtech Personal488, User Manual

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Personal488 for Windows 95/98/Me/NT/2000
04-10-01
API Reference 6-32
OnDigEvent
AT488pnp and PCI488 Only ! Windows9x Only !
Syntax INT WINAPI OnDigEvent(DevHandleT devHandle, HWND hwnd,
OpaqueP lParam);
devHandle refers to an interface handle.
hwnd is the window handle to receive event notification.
lParam value will be passed in the notification message.
Returns -1 if error
Bus States
None
Example
OnDigEvent(devHandle,
TRUE, 0x10L);
Sets the event notification to be via a window message
to the specified window handle. The value 0x10
will be passed with the message.
See Also
DigArm, OnDigEventVDM, OnEvent
The
OnDigEvent
command sets the handle of a window to receive a notification message when a digital
match event is triggered. This function uses the same mechanism as the
OnEvent
command. For details,
see the description of
OnEvent
.
Note: This function sets the event generation mechanism to be a window notification message,
replacing any previously defined event notification mechanism. Only one event notification
mechanism can be used at one time.